-(2,3)-<6-O-(tert-butyldiphenylsilyl)-β-D-galactosyl>-(1,4)-allyl 2-acetamido-2-deoxy-6-O-(tert-butyldiphenylsilyl)-β-D-glucopyranoside

Base Information

Chemical Name:-(2,3)-<6-O-(tert-butyldiphenylsilyl)-β-D-galactosyl>-(1,4)-allyl 2-acetamido-2-deoxy-6-O-(tert-butyldiphenylsilyl)-β-D-glucopyranoside
CAS No.:144002-25-5
Molecular Formula:C₆₉H₉₂N₂O₂₃Si₂
Molecular Weight:1373.66
Hs Code.:

<methyl 5-acetamido-4,7,8,9-tetra-O-acetyl-3,5-dideoxy-D-glycero-α-D-galacto-2-nonulopyranosonate>-(2,3)-<6-O-(tert-butyldiphenylsilyl)-β-D-galactosyl>-(1,4)-allyl 2-acetamido-2-deoxy-6-O-(tert-butyldiphenylsilyl)-β-D-glucopyranoside

Synonyms:-(2,3)-<6-O-(tert-butyldiphenylsilyl)-β-D-galactosyl>-(1,4)-allyl 2-acetamido-2-deoxy-6-O-(tert-butyldiphenylsilyl)-β-D-glucopyranoside

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Chemical Property of -(2,3)-<6-O-(tert-butyldiphenylsilyl)-β-D-galactosyl>-(1,4)-allyl 2-acetamido-2-deoxy-6-O-(tert-butyldiphenylsilyl)-β-D-glucopyranoside

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Technology Process of -(2,3)-<6-O-(tert-butyldiphenylsilyl)-β-D-galactosyl>-(1,4)-allyl 2-acetamido-2-deoxy-6-O-(tert-butyldiphenylsilyl)-β-D-glucopyranoside

There total 7 articles about -(2,3)-<6-O-(tert-butyldiphenylsilyl)-β-D-galactosyl>-(1,4)-allyl 2-acetamido-2-deoxy-6-O-(tert-butyldiphenylsilyl)-β-D-glucopyranoside which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 27.0%

: 144002-21-1
dibenzyl (methyl 5-acetamido-4,7,8,9-tetra-O-acetyl-3,5-dideoxy-D-glycero-β-D-galacto-2-nonulopyranosidonate) phosphite

: 144002-27-7
allyl 6-O-(tert-butyldiphenylsilyl)-D-galactopyranosyl-β-(1,4)-2-acetamido-2-deoxy-6-O-(tert-butyldiphenylsilyl)-β-D-glucopyranoside

: 144002-25-5
-(2,3)-<6-O-(tert-butyldiphenylsilyl)-β-D-galactosyl>-(1,4)-allyl 2-acetamido-2-deoxy-6-O-(tert-butyldiphenylsilyl)-β-D-glucopyranoside

Guidance literature:: With trimethylsilyl trifluoromethanesulfonate; 3 A molecular sieve; In acetonitrile; at -32 - -30 ℃; for 1h;

Reference yield:

: 144002-21-1
dibenzyl (methyl 5-acetamido-4,7,8,9-tetra-O-acetyl-3,5-dideoxy-D-glycero-β-D-galacto-2-nonulopyranosidonate) phosphite

: 144002-27-7
allyl 6-O-(tert-butyldiphenylsilyl)-D-galactopyranosyl-β-(1,4)-2-acetamido-2-deoxy-6-O-(tert-butyldiphenylsilyl)-β-D-glucopyranoside

: 144002-25-5
-(2,3)-<6-O-(tert-butyldiphenylsilyl)-β-D-galactosyl>-(1,4)-allyl 2-acetamido-2-deoxy-6-O-(tert-butyldiphenylsilyl)-β-D-glucopyranoside

: 147072-67-1
C₆₉H₉₂N₂O₂₃Si₂

Guidance literature:: With trimethylsilyl trifluoromethanesulfonate; 3 A molecular sieve; In acetonitrile; at -42 ℃; for 0.5h; Yield given. Yields of byproduct given. Title compound not separated from byproducts;

Reference yield:

: 84380-10-9
4,7,8,9-tetra-O-acetyl-N-acetylneuraminic acid methyl ester

: 144002-25-5
-(2,3)-<6-O-(tert-butyldiphenylsilyl)-β-D-galactosyl>-(1,4)-allyl 2-acetamido-2-deoxy-6-O-(tert-butyldiphenylsilyl)-β-D-glucopyranoside

Guidance literature:: Multi-step reaction with 2 steps

1: 68 percent / 1H-tetrazole / tetrahydrofuran / 4 h / Ambient temperature

2: 27 percent / 3 Angstroem molecular sieves, TMSOTf / acetonitrile / 1 h / -32 - -30 °C

With 1H-tetrazole; trimethylsilyl trifluoromethanesulfonate; 3 A molecular sieve; In tetrahydrofuran; acetonitrile;